Recent Blog Articles
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15477/conversions/59f61b05-2e23-463a-a0f7-b8aef6addd73-micro.jpg)
Testosterone-blocking drugs boost heart disease risk when given in combination
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15472/conversions/9f706d6e-3ba5-441f-a1ce-d93af96cdb5d-micro.jpg)
Parenting isn't easy: Two important skills can help
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14937/conversions/fcff561e-5fc9-4fbd-aac0-b9ea3778052b-micro.jpg)
Does sleeping with an eye mask improve learning and alertness?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15415/conversions/2acee670-1e43-413e-a07b-437512d22803-micro.jpg)
Do tattoos cause lymphoma?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14051/conversions/dea50ed5-99ea-4779-aa5b-56fae11aaa92-micro.jpg)
Hot weather hikes: Staying safe when temperatures spike
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15405/conversions/f22b5f3d-fd64-479d-b10a-b2409347f160-micro.jpg)
Cannabis drinks: How do they compare to alcohol?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15404/conversions/ccd2e44a-96c4-492f-a05c-c2706549efc0-micro.jpg)
What is Lewy body dementia?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15083/conversions/2fa8315b-f48e-43fb-8b56-d681a1715343-micro.jpg)
Dog bites: How to prevent or treat them
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15386/conversions/33679f9f-8065-4e13-a188-2ca67472b36f-micro.jpg)
Ever read your medical record? Here's why you should
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14810/conversions/778f3d8c-0b73-420c-8d03-e8542d49660d-micro.jpg)
Shining light on night blindness
Harvard Health Experts and Contributors
List of Experts
![photo of Shinjita Das, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/10250/Shinjita-Das-headshot.jpeg)
Shinjita Das, MD
Contributor
![photo of Emma Davies, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/9796/EmmaDavies-lab-coat-headshot.jpg)
Emma Davies, MD
Contributor
![photo of Paul F. Dellaripa, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/10215/Dellarippa-Paul-MD_HR.jpg)
Paul F. Dellaripa, MD
Contributor
![photo of Anne Densmore, Ed.D.](https://domf5oio6qrcr.cloudfront.net/medialibrary/8268/Densmore-.jpg)
Anne Densmore, Ed.D.
![photo of Neelam V. Desai, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/wXfL9831YwbdyCxc9c2wHXxFzftMQIhbnx1wUyJN.jpg)
Neelam V. Desai, MD
Contributor
![photo of Nisa Desai, MD](https://d2icykjy7h7x7e.cloudfront.net/authors/6hpUJFu99hMcCPODzux3bgiuIYv08XryGS7pb8Wb.jpg)
Nisa Desai, MD
Contributor
![photo of Jorg Dietrich, MD, PhD](https://d2icykjy7h7x7e.cloudfront.net/authors/Dom15WR1h6d8ex6sBOXoD8gJodlUKG62GE7gLaaO.png)
Jorg Dietrich, MD, PhD
Contributor
![photo of Amy Desrochers DiVasta, MD, MMSc](https://d2icykjy7h7x7e.cloudfront.net/authors/nNkjO4OxGB16pAl5q3sHq30Cdje2Vy2mCA0a8N42.gif)
Amy Desrochers DiVasta, MD, MMSc
Contributor
![photo of Sara W. Dong, MD](https://domf5oio6qrcr.cloudfront.net/medialibrary/10171/WinnSara.jpg)
Sara W. Dong, MD
Contributor
![photo of Darshan Doshi, MD, MS](https://domf5oio6qrcr.cloudfront.net/medialibrary/10153/20190110_mcr_darshan_doshi_019crop.jpg)
Darshan Doshi, MD, MS
Contributor
![photo of Michelle Dossett, MD, PhD, MPH](https://domf5oio6qrcr.cloudfront.net/medialibrary/9699/Michelle-Dossett-photo.jpg)
Michelle Dossett, MD, PhD, MPH
Contributor
![photo of Caleb Dresser, MD, MPH](https://d2icykjy7h7x7e.cloudfront.net/authors/gVvREbLXuQc4z6AF6mEEqG0DmfejDKLpqeyzguxC.jpg)
Caleb Dresser, MD, MPH
Contributor
![photo of Valeria Duque, Au.D., CCC-A](https://domf5oio6qrcr.cloudfront.net/medialibrary/10243/Valeria-Duque-051619_0006-scaled.jpg)
Valeria Duque, Au.D., CCC-A
Contributor
Recent Blog Articles
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15477/conversions/59f61b05-2e23-463a-a0f7-b8aef6addd73-micro.jpg)
Testosterone-blocking drugs boost heart disease risk when given in combination
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15472/conversions/9f706d6e-3ba5-441f-a1ce-d93af96cdb5d-micro.jpg)
Parenting isn't easy: Two important skills can help
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14937/conversions/fcff561e-5fc9-4fbd-aac0-b9ea3778052b-micro.jpg)
Does sleeping with an eye mask improve learning and alertness?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15415/conversions/2acee670-1e43-413e-a07b-437512d22803-micro.jpg)
Do tattoos cause lymphoma?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14051/conversions/dea50ed5-99ea-4779-aa5b-56fae11aaa92-micro.jpg)
Hot weather hikes: Staying safe when temperatures spike
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15405/conversions/f22b5f3d-fd64-479d-b10a-b2409347f160-micro.jpg)
Cannabis drinks: How do they compare to alcohol?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15404/conversions/ccd2e44a-96c4-492f-a05c-c2706549efc0-micro.jpg)
What is Lewy body dementia?
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15083/conversions/2fa8315b-f48e-43fb-8b56-d681a1715343-micro.jpg)
Dog bites: How to prevent or treat them
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/15386/conversions/33679f9f-8065-4e13-a188-2ca67472b36f-micro.jpg)
Ever read your medical record? Here's why you should
![blog image 1](https://domf5oio6qrcr.cloudfront.net/medialibrary/14810/conversions/778f3d8c-0b73-420c-8d03-e8542d49660d-micro.jpg)
Shining light on night blindness